Tag: linux tutorial

Before we go into installing the Rocket Chat system, the first thing to do is to determine the system resource. This article I will talk about sizing the Rocket chat system. Determine the size of your organization You need to determine how many users your company has? 50, 100, 500, 1000, 2000 or 5000 users.

Have you heard of Rocket Chat? What is it? This article will introduce to you about the Rocket Chat system. Demand from companies Many companies have employees who use Skype to chat with each other, send and receive job information. It is a great tool. But there is a problem, information can be leaked by

This article will guide you how to convert SSL Nginx cert to Tomcat cert. Nginx cert and Tomcat cert When you buy SSL cert for Nginx web server (or Apache), you usually get 3 files of the following type: STAR_domain.CERT.crt STAR_domain.PRIVATE.key STAR_domain.CA.key Nginx’s ssl cert file uses X.509 format. You can read more about it.

How to install PHP 7 in Debian 8? By default, if you install the PHP package in Debian 8, it will install version 5.x. This article, I will guide you to install PHP 7 in Debian 8 using the dotdeb repository. Add repository PHP 7 dotdeb Important note: This repository is provided by dotdeb.org. This

How to check the Debian version you are using? This article will guide you through a number of commands to check the Debian version. These commands are quite simple and easy to implement. Commands to check the Debian version Below, I will guide you through four commands to see what version you are using. In

This article, I will guide you to set up static ip on Debian 9. How the Debian 9 works is similar to Debian 8. Configuring static ip on Debian 9 or Debain 8 is very simple. Configure static ip in Debian 9 Step 1, you open the file /etc/network/interface using the following command. nano /etc/network/interfaces Step 2,

This tutorial shows you how to change hostname in Debian 9. In essence, Debian 9 works just like Debian 8. So you can apply the article I wrote for Debian 8, like this article. Change hostname in Debian 9 To display the current hostname information, run the following command. hostname Next, to see the hostname